The oldest still-inhabited hill fort in India looks like a magnificent golden sandcastle.

This stunning 15th-century royal hill fort preserves the age of chivalry in Rajasthan.

A blooming house of worship for the masses.

One of the oldest hospitals in the Americas is now decorated in hallucinatory murals.

This colorful, ornately-decorated cemetery sits next to a quiet cove known as "the beach of the dead."

These sacred Mesoamerican ruins feature peculiar petroglyphs hidden in the stones.

This bridge over the River Cuale leads to a neighborhood that was once an escape for Hollywood's elite.

The unique collection of gifts includes braids of human hair, a spoon, and a Virgin made of bread.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Every equinox this Maya pyramid puts on a spooky ancient light show.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

The private clubhouse for the members of the Academy of Magical Arts.

This dazzling Buddhist temple was constructed from over one million ceramic tiles salvaged from a British shipwreck.

One of Ayutthaya’s most iconic locations is a mysterious, hauntingly surreal miracle.

Buddha shrines hide within dark tunnels at this unique forest temple.

Thailand's distressed elephants find peace at this Chiang Mai sanctuary.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

Nature took her revenge on the "Wickedest City in the World."

These imposing walls and towers look more like the ruins of a fortress than a monastery.

A desert island with both a buried treasure and a famous castaway.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A layered tribute to the work of mosaicist Isaiah Zagar.